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Finding the Fourth Proportional to 334,834.68, 502,256.10 and 98,182.08

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Solution

The fourth proportional to 334,834.68, 502,256.10 and 98,182.08 is: 147,274.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,834.68 : 502,256.10 = 98,182.08 : x
  2. Step 2: Convert to fraction form
    334,834.68/502,256.10 = 98,182.08/x
  3. Step 3: Cross multiply
    334,834.68x = 502,256.10 × 98,182.08
  4. Step 4: Simplify right side
    334,834.68x = 49,312,548,590.69
  5. Step 5: Solve for x
    x = 49,312,548,590.69/334,834.68
  6. Step 6: Final answer
    x = 147,274.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.